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19 Cards in this Set

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What is the process by which light energy is converted to chemical energy
photosynthesis
light energy
Organisms that use energy from sunlight or inorganic substances to make organic compounds.
Autotrophs
organism/sunlight/inorganic compounds
organisms that must get their energy from food instead of directly from sunlight
heterotrophs
a metablic process simular to burning fuel
cellular respiration
structures that contain light-absorbing substances
pigments
the primary pigment involved in photosynthesis
chlorophyll
pigments that produce the colors of orange and yellow are
carotenoids
disk-shaped structures, where pigments are embedded
thylakoids
a series of molecules through which excited electrons are passed alond a thylakoid membrane
electron transport chains
an electron carrier that provides the high energy electrons needed to make carbon-hydrogen bonds in the third stage of photosynthesis
NADPH
the transfer of carbon dioxide to organic compounds
carbon dioxide fixation
metabolic processes that require oxygen
aerobic
metabolic processes that do not require oxygen
anaerobic
an enzyme-assisted anaerobic process that breaks down one 6 carbon molecule of glucose to two three-carbon pyruvates
glycolysis
NAD+ forms an electron carrier called
NADH
a series of enzyme-assisted chemical reactions that produces a three-carbon suger
Calvin Cycle
a series of enzyme assisted reactions called the
Krebs cycle
another type of electron carrier
FADH2
the recycling of NAD2 using an organic hydrogen acceptor
fermentation